NOTE 1—For the purposes of this standard, polymer does not
include natural polymer.

This test method is generally limited to pipe diameter of 6 in.
(150 mm) or smaller. Larger sizes may be tested if required
apparatus is available.

The values stated in inch-pound units are to be regarded as the
standard. The values given in parentheses are provided for
information purposes only.

This standard does not purport to address all of the safety
concerns, if any, associated with its use. It is the responsibility
of the user of this standard to establish appropriate safety and
health practices and determine the applicability of regulatory
limitations prior to use.